Home / 758,069.60-1,137,104.40-403,775.60

Finding the Fourth Proportional to 758,069.60, 1,137,104.40 and 403,775.60

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Solution

The fourth proportional to 758,069.60, 1,137,104.40 and 403,775.60 is: 605,663.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,069.60 : 1,137,104.40 = 403,775.60 : x
  2. Step 2: Convert to fraction form
    758,069.60/1,137,104.40 = 403,775.60/x
  3. Step 3: Cross multiply
    758,069.60x = 1,137,104.40 × 403,775.60
  4. Step 4: Simplify right side
    758,069.60x = 459,135,011,372.64
  5. Step 5: Solve for x
    x = 459,135,011,372.64/758,069.60
  6. Step 6: Final answer
    x = 605,663.40

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.